Mountain resort image
– Lat/Long: 48.71° N 121.99° W

UsSouth Twin Sister
Weather Forecast, United States

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Issued: 10 pm Mon 25 Sep Local Time
Updates in:
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Update imminent
Mountain icon 3 South Twin Sister Elevations: 3 Forecast Elevations:
 

South Twin Sister Weather (Days 0-3):

Heavy rain (total 34mm), heaviest during Thu afternoon. Very mild (max 11°C on Mon night, min 8°C on Thu afternoon). Wind will be generally light.

(Days 3-6):

Light rain (total 3mm), mostly falling on Fri afternoon. Very mild (max 17°C on Sun afternoon, min 7°C on Fri morning). Wind will be generally light.

Mon
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
night AM PM night AM PM night AM PM night AM PM night AM PM night
rain showers light rain light rain light rain light rain light rain light rain light rain mod rain rain showers light rain light rain rain showers clear clear clear
rain shwrs light rain light rain light rain light rain light rain light rain light rain mod. rain rain shwrs light rain light rain rain shwrs clear clear clear
Wind km/h
15
SSE
15
S
10
SSE
10
SE
0
WNW
5
WNW
5
SSW
5
SSE
5
SE
0
SE
5
NW
5
NNW
5
ENE
5
NNW
5
NW
5
ENE
Snow
 cm
Rain
 mm
8 3 5 3 0.4 1.1 3 4 7 0.4 0.7 1.4 0.1
Max °C
11 10 10 9 10 11 10 9 9 8 9 10 8 12 15 11
Min °C
10 10 9 9 10 11 9 9 8 8 7 9 7 8 15 10
 Feels °C
7 7 8 7 9 10 9 7 8 7 7 8 6 10 13 9
2200 2050 2000 2050 2100 2150 2000 1850 1850 1800 1750 1950 2100 2400 2850 3350
Cloud base m
2000 600 600 650 900 650 650 750 550 850 650 700 8850 9100
Sea lvl3000ft6000ft9000ft12000ft15000ft
10-10000-1-2-2-2-11146543454322212447811101091011109989108121511
Sunrise
6:58 7:01 7:01 7:03 7:05
Sunset
6:58 6:54 6:52 6:51 6:49

South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Heavy rain (total 34mm), heaviest during Thu afternoon. Very mild (max 11\°C on Mon night, min 8\°C on Thu afternoon). Wind will be generally light.

South Twin Sister Weather (Days 3-6):

Light rain (total 3mm), mostly falling on Fri afternoon. Very mild (max 17\°C on Sun afternoon, min 7\°C on Fri morning). Wind will be generally light.

This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
19 km S
155m alt.
2 hours ago
12° C
Dry
3
Calm
(3 kph at 72).
5
25 km WSW
198m alt.
2 hours ago
11° C
Dry
0
Calm
(0 kph at 270).
3
26 km NW
125m alt.
2 hours ago
11° C
Dry
5
Calm
(5 kph at 144).
10
27 km WSW
99m alt.
2 hours ago
16° C
Dry
13
Light winds from the S
(13 kph at 174).
24
29 km NW
215m alt.
2 hours ago
11° C
Dry
0
Calm
(0 kph at 292).
2

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.